Drug retinoids like tretinoin and adapalene are some of the most powerful skincare ingredients. But what's the difference between them, and which one works best for acne, anti-aging, or pigment? And what about the different formulations? I'm breaking it down in this video, and busting a bunch of retinoid myths too!

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0:00 Background
0:42 Tretinoin
3:32 Why newer retinoids? General benefits
4:19 Deep dive on receptors
7:45 Adapalene
8:34 Tazarotene
10:05 Trifarotene
11:16 Myths about choosing drug retinoids: receptors, studies, approvals, irritation
13:56 Which retinoid is best?
16:08 Converting between retinoid percentages

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Thanks to Dr Mara (dermomtology on IG) and Ruby (rubysresource) for helping me on this one!

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🙋🏻 I'm Michelle, a chemistry PhD, cosmetic chemist and science educator, here to explain how beauty products work, debunk myths, and help you make smarter decisions about your skincare, hair and makeup!

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